Library

Article describing methods for venting a vented attic and a roof assembly over an unvented attic.

Article describing issues with attic ventilation fans and why the state of Georgia residential code does not allow plug-in attic ventilation fans.

Report documenting the results of a NYSERDA-funded research project to demonstrate the costs and benefits of a best practice systems approach to improving exhaust ventilation system performance in five multifamily buildings in New York State.

Report covering reservoir claddings, back ventilation and vapor throttles.

Report describing the most cost-effective ventilation and indoor air quality solutions for multifamily homes that meet ASHRAE 62.2-2016.

Standard establishing a test procedure for evaluating the performance of air-cleaning devices as a function of particle size. This is the current version of the standard, which was published in the year 2017, and is available for preview and purchase at the reference link. The ASHRAE bookstore also...

Document describing recommended modeling rules, potential compliance credits, and eligibility criteria for residential night ventilation cooling systems for California’s Title 24 energy efficiency standards.

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.

Document presenting analysis results, focusing on relative humidity (RH) excursions, which are defined as unique events of indoor RH above a threshold.

An article describing a way to protect drain and ventilation holes in brick veneer siding against pests. Selecting a fine screen mesh opening (1/55-inch or 0.5-mm) is important to guard against small insects such as subterranean termites.